Anthropic’s seven co-founders each hold stakes worth over $13 billion

Seven people walked out of OpenAI in 2021 to build a safer AI company. Each of them now holds a stake worth more than $13 billion. Bloomberg reports that Anthropic’s seven co-founders each own about 1.4% of the company. Ownership estimates for the founders have ranged from 1% to 2% each. How the numbers stack up The figures rest on Anthropic’s latest private valuation. In May 2026, the company raised $65 billion in a Series H funding round, landing at a $965 billion post-money valuation. The founding group includes CEO Dario Amodei and President Daniela Amodei, the sibling duo who have become the public faces of the company. They are not the only early backers sitting on a large position. Former Google CEO Eric Schmidt holds roughly 1% of Anthropic, a stake dating back to the company’s Series A round in 2021. Revenue, losses, and an IPO on the calendar Anthropic reported $16.8 billion in revenue for the third quarter of 2026, a 46% increase from the same period a year earlier. The company is also posting substantial losses. Those losses have been attributed to non-cash accounting items, meaning charges that show up on the books without money actually leaving the bank account. Anthr...